Ключевые слова: advisory, alarm, alert, announce, banner, black, board, border, build, car, caution, construction, danger, dangerous, design, harm, icon, illustration, info, information, internet, isolate, isolated, mark, post, red, repair, restrict, road, rule, safety, security, sign, signal, silhouette, site, stop, street, symbol, traffic, under, vector, violation, warning, web, website, white, work, worker, yellow,